MPD: pcm/PcmChannels.hxx Source File

MPD 0.20.15

PcmChannels.hxx
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1 /*
2 * Copyright 2003-2017 The Music Player Daemon Project
3 * http://www.musicpd.org
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #ifndef MPD_PCM_CHANNELS_HXX
21 #define MPD_PCM_CHANNELS_HXX
22
23 #include <stdint.h>
24
25 class PcmBuffer;
26 template<typename T> struct ConstBuffer;
27
37 ConstBuffer<int16_t>
38 pcm_convert_channels_16(PcmBuffer &buffer,
39 unsigned dest_channels,
40 unsigned src_channels,
41 ConstBuffer<int16_t> src);
42
53 ConstBuffer<int32_t>
54 pcm_convert_channels_24(PcmBuffer &buffer,
55 unsigned dest_channels,
56 unsigned src_channels,
57 ConstBuffer<int32_t> src);
58
68 ConstBuffer<int32_t>
69 pcm_convert_channels_32(PcmBuffer &buffer,
70 unsigned dest_channels,
71 unsigned src_channels,
72 ConstBuffer<int32_t> src);
73
83 ConstBuffer<float>
84 pcm_convert_channels_float(PcmBuffer &buffer,
85 unsigned dest_channels,
86 unsigned src_channels,
87 ConstBuffer<float> src);
88
89 #endif
pcm_convert_channels_32
ConstBuffer< int32_t > pcm_convert_channels_32(PcmBuffer &buffer, unsigned dest_channels, unsigned src_channels, ConstBuffer< int32_t > src)
Changes the number of channels in 32 bit PCM data.
pcm_convert_channels_24
ConstBuffer< int32_t > pcm_convert_channels_24(PcmBuffer &buffer, unsigned dest_channels, unsigned src_channels, ConstBuffer< int32_t > src)
Changes the number of channels in 24 bit PCM data (aligned at 32 bit boundaries). ...
pcm_convert_channels_16
ConstBuffer< int16_t > pcm_convert_channels_16(PcmBuffer &buffer, unsigned dest_channels, unsigned src_channels, ConstBuffer< int16_t > src)
Changes the number of channels in 16 bit PCM data.
pcm_convert_channels_float
ConstBuffer< float > pcm_convert_channels_float(PcmBuffer &buffer, unsigned dest_channels, unsigned src_channels, ConstBuffer< float > src)
Changes the number of channels in 32 bit float PCM data.
PcmBuffer
Manager for a temporary buffer which grows as needed.
Definition: PcmBuffer.hxx:33
ConstBuffer
A reference to a memory area that is read-only.
Definition: FlacPcm.hxx:29